HelloWorldSpring4Test

HelloControllerTest.java

package com.hello.controller;

import static org.springframework.test.web.servlet.request.MockMvcRequestBuilders.get;
import static org.springframework.test.web.servlet.result.MockMvcResultHandlers.print;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;

import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.http.MediaType;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import org.springframework.test.context.web.WebAppConfiguration;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.setup.MockMvcBuilders;
import org.springframework.web.context.WebApplicationContext;

import com.hello.AppConfig;
import com.hello.WebConfig;

@RunWith(SpringJUnit4ClassRunner.class)
@WebAppConfiguration
@ContextConfiguration(classes = { AppConfig.class, WebConfig.class })
public class HelloControllerTest {

  @Autowired
  private WebApplicationContext wac;
  private MockMvc mockMvc;

  @Before
  public void setup() throws Exception {
    mockMvc = MockMvcBuilders.webAppContextSetup(wac).build();
  }

  @Test
  public void helloTest() throws Exception {
    String name = "Test";
    mockMvc
        .perform(get("/hello/{name}", name).accept(MediaType.APPLICATION_JSON))
        .andDo(print())
        .andExpect(status().isOk())
        .andExpect(
            content().contentTypeCompatibleWith(MediaType.APPLICATION_JSON))
        .andExpect(content().string(name + " from the server"));
  }
}